On Friday 20 July 2001 22:38, you wrote: > On Friday 20 July 2001 00:54, Rob wrote: > > Whilst downloading from the internet my general machine performance seems > > to fall away terribly. > > the machine is no slouch 900 athlon 512m memory only on a 56k modem too. > > is this sluggishness normal? > > What could be wrong ? > > Do you have a winmodem/linmodem? That can steal up to 40% of your CPU > cycles for retraining (dropped messages). Other than that, it could be bad > irq tuning. The modem should be at the top of the priority list or frames > wlll be dropped and retransmissions requested frequently. > > Civileme > > > Thanks Rob Modem is standard 56k external (rockwell chipset) on "com2" = tty2 ? so IRQ is 3 which near top of irq chain as for IRQ my system is resonably complex being abit kt7 with hpt370, (The hpt is detected as HPT 366 ??? ) as ide3&4 GeForce256, sblive 5.1 3HDD 1 booting from hda , 2 on ide3&4 as hde & f , 1 DVD as dev/cdrom on ide1, 1 burner as /dev cdrom2. on ide2 The setup works fine under windows implying I have no IRQ conflicts. ???? swap partition is adequate at 250M + 512M ram Just seems very slow to respond when actively downloading. like 15 seconds to open a konqueror file manager window. Surely this can't be correct ?